The term "East Army" typically refers to military forces operating in the eastern regions of a country or a specific military unit designated for operations in the east. This can include ground troops, air support, and logistical units that work together to achieve strategic objectives. The East Army may be involved in various missions, including defense, peacekeeping, or combat operations. In historical contexts, the East Army can also refer to specific military formations, such as those in the Soviet Union during World War II. These forces played crucial roles in significant battles on the Eastern Front, contributing to the overall outcome of the war.